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CEO of Professional Science Editing for Scientists @ prosciediting.com

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is undoubtedly not

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "is undoubtedly not" is correct and usable in written English.
It can be used to emphasize a strong negation or disagreement with a statement or idea. Example: "The evidence presented in the report is undoubtedly not sufficient to support the claims made."

✓ Grammatically correct

News & Media

Science

Encyclopedias

Academia

Wiki

Human-verified examples from authoritative sources

Exact Expressions

15 human-written examples

This is undoubtedly not their intent.

But nostalgia is undoubtedly not what's driving our politicians to glorify dirt-cheap meals these days.

News & Media

The New York Times

The trend in each is undoubtedly not benign, but it is exaggerated.In 1984 the United Nations asserted that the desert was swallowing 21m hectares of land every year.

News & Media

The Economist

Although it is undoubtedly not the best paid work at entry level, the range of interesting and fulfilling jobs that really enhance people's lives is large".

News & Media

The Guardian

The booming automotive industry is undoubtedly not independent of the extensive applications of composite materials, especially the polymer matrix composite materials, aiming to optimize the price versus performance ratios.

The fictionalized portrait of her mother that she gives us in Bessie Bawtry is undoubtedly not the one Byatt would have given us; it may not even be a close likeness of the real Kathleen Marie Bloor.

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Human-verified similar examples from authoritative sources

Similar Expressions

45 human-written examples

Christophe Mengin was undoubtedly not amused.

There was undoubtedly not a prouder parent at the Olympic oval than Cherie Davis.

News & Media

The New York Times

Thankfully, no additional major damage was reported there, but it was undoubtedly not what local residents needed at this time.

These six convictions are undoubtedly not the only ones that longtime readers will have recognized as animating these columns.

News & Media

The New York Times

Our employees are very happy with where the stock is today". Outsiders who paid more than $50 a share for Netscape last year are undoubtedly not so happy.

News & Media

The New York Times
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Expert writing Tips

Best practice

Use "is undoubtedly not" to express a strong disagreement or negation when you want to emphasize the lack of doubt. For example, "The presented data is undoubtedly not sufficient to draw firm conclusions."

Common error

While effective for emphasis, avoid overusing "is undoubtedly not" in casual conversation or informal writing. Opt for simpler alternatives like "is not" or "isn't" to maintain a natural tone.

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

87%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "is undoubtedly not" functions as a strong negation. It emphasizes the certainty that something is false or incorrect. Ludwig AI shows that this expression is used to firmly dismiss a possibility or idea.

Expression frequency: Common

Frequent in

News & Media

56%

Science

31%

Academia

6%

Less common in

Encyclopedias

6%

Wiki

1%

Formal & Business

0%

Ludwig's WRAP-UP

In summary, the phrase "is undoubtedly not" is a grammatically sound and commonly used expression to convey strong negation. Ludwig AI confirms its validity and utility. It appears frequently in news and scientific contexts, expressing firm disagreement or contradiction. While versatile, be mindful of the tone and avoid overuse in overly informal settings. Alternatives such as "is certainly not" or "is definitely not" can provide a similar meaning with varying degrees of emphasis.

FAQs

What can I say instead of "is undoubtedly not"?

You can use alternatives like "is certainly not", "is definitely not", or "is clearly not" depending on the context.

How to use "is undoubtedly not" in a sentence?

Use "is undoubtedly not" when you want to express a strong negation or disagreement with a statement. For example: "The proposed solution "is undoubtedly not" the most effective approach."

Which is correct, "is undoubtedly not" or "is not undoubtedly"?

"Is undoubtedly not" is the correct and more common phrasing. "Is not undoubtedly" is grammatically awkward and rarely used.

What's the difference between "is undoubtedly not" and "is probably not"?

"Is undoubtedly not" expresses a stronger and more certain negation than "is probably not". While "is undoubtedly not" conveys a lack of doubt, "is probably not" indicates uncertainty or likelihood.

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Source & Trust

87%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: